[alsa-devel] [PATCH RFC v2 0/4] ASoC: Add Multi CPU DAI support
Pierre-Louis Bossart
pierre-louis.bossart at linux.intel.com
Thu Jan 16 02:20:54 CET 2020
>> After this series of patches is applied, we have this in soc.h:
>>
>> struct snd_soc_dai *codec_dai;
>> struct snd_soc_dai *cpu_dai;
>>
>> struct snd_soc_dai **codec_dais;
>> unsigned int num_codecs;
>>
>> struct snd_soc_dai **cpu_dais;
>> unsigned int num_cpus;
>>
>> What is the intent behind keeping the two fields codec_dai and cpu_dai?
>>
>> Shouldn't we use the multi-dai structures in all cases, possible
>> degraded to a single element rather than maintaining what looks like
>> duplicate ways of accessing the same element?
>>
>> If removing these fields across all drivers is just too invasive for
>> now, shouldn't we start defining access macros so that those fields
>> can be deprecated and removed at a later time, platform-by-platform?
>
> Actually, I have this patch (= remove cpu_dai/codec_dai from all drivers,
> and use macro for it), and have plan to post it.
>
> But, I have many extra cleanup patches in my tree,
> and I want to post it before that
> (to avoid extra re-ordering dpendency break).
ok, thanks for the precisions!
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